LITHIUM SECONDARY BATTERY

摘要

Provided is a lithium secondary battery. The lithium secondary battery of the present invention comprises: a flexible film layer including a first plane and a second plane facing the first plane and further having a plurality of pores, wherein the first plane and the second plane are uneven; a positive electrode active material layer disposed on the first plane; a positive electrode current collector layer disposed on the positive electrode active material layer; a negative electrode active material layer disposed on the second plane; a negative electrode current collector layer disposed on the negative electrode active material layer; and an electrolyte filling the pores on the flexible film layer and touching both the positive electrode active material layer and the negative electrode active material layer.